Home / 261,267,295.18-360,542,231.58-142,184,825.50

Finding the Fourth Proportional to 261,267,295.18, 360,542,231.58 and 142,184,825.50

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Solution

The fourth proportional to 261,267,295.18, 360,542,231.58 and 142,184,825.50 is: 196,211,447.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,267,295.18 : 360,542,231.58 = 142,184,825.50 : x
  2. Step 2: Convert to fraction form
    261,267,295.18/360,542,231.58 = 142,184,825.50/x
  3. Step 3: Cross multiply
    261,267,295.18x = 360,542,231.58 × 142,184,825.50
  4. Step 4: Simplify right side
    261,267,295.18x = 51,263,634,282,582,888
  5. Step 5: Solve for x
    x = 51,263,634,282,582,888/261,267,295.18
  6. Step 6: Final answer
    x = 196,211,447.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.